Nikkei Stock Average Volatility Index

CBOE EFA ETF Volatility Index

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	param	t-stat
$ω$	1.5006	7.97
$α$	0.1812	5.20
$β$	0.6275	10.28
$γ_{1}$	0.0731	0.68
$γ_{2}$	-0.0773	-0.44
$γ_{3}$	0.1346	1.00
$γ_{4}$	-0.4848	-4.00
$γ_{5}$	0.8104	6.61
$γ_{6}$	-0.9366	-6.00
$γ_{7}$	1.1059	5.97
$γ_{8}$	-1.2046	-3.07

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The WHY HOW DO Company Inc Spline-GARCH Volatility Analysis

Volatility Prediction for Tuesday, February 17th, 2026:145.06% (-27.58%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other The WHY HOW DO Company Inc Analyses